acquaintance = {'first_name':'五','last_name':'王'}
country = {'四川':'达州','宣汉':'东乡'}
favorite_languages = {'jen': 'python','sarah': 'c'}
people = [acquaintance,country,favorite_languages]
for p in people:
    print(p)
旺财 = {'type':'混种','master':'Jen'}
二哈 = {'type':'纯种','master':'lily'}
萨摩耶 = {'type':'纯种','master':'Ting'}
pets = [旺财,二哈,萨摩耶]
for pet in pets:
    print(pet)
favorite_places = {'张三':'北京，上海，广东','李四':'云南，杭州','王五':'印度，非洲'}
for k,v in favorite_places.items():
    print(k+"最喜欢的地方是："+v)
nums = {'张三':'8,9','李四':'6,66,666','赵六':'99,66','七七':'55'}
for n,nu in nums.items():
    print(n+"最喜欢的数字是："+nu)
cities = {
    '福建':{
       'country':'china',
       'population':'3973万',
       'fact':'福建省，简称“闽”，是中华人民共和国省级行政区。'
    },
    '成都':{
      'country':'china',
      'population':'1633万',
      'fact':'成都，简称“蓉”，别称蓉城、锦城，是四川省省会、副省级市、特大城市、成都都市圈核心城市。'
    },
    '北京':{
       'country':'china',
       'population':'2153.6万',
       'fact':'北京，简称“京”，古称燕京、北平，是中华人民共和国首都、省级行政区、直辖市、国家中心城市、超大城市。'
    }
}
for city,info in cities.items():
    print("\ncity:"+city)
    country = info['country']
    population = info['population']
    fact = info['fact']
    print("\tCountry:"+country.title())
    print("\tPopulation:"+population)
    print("\tfact:"+fact)